They need to know if you have any of these conditions:
-heart disease
-history of irregular heartbeat
-liver disease
-low levels of magnesium or potassium in the blood
-an unusual or allergic reaction to ondansetron, granisetron, other medicines, foods, dyes, or preservatives
-pregnant or trying to get pregnant
-breast-feeding

These tablets are made to dissolve in the mouth. Do not try to push the tablet through the foil backing. With dry hands, peel away the foil backing and gently remove the tablet. Place the tablet in the mouth and allow it to dissolve, then swallow. While you may take these tablets with water, it is not necessary to do so.
Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.
NOTE: This medicine is only for you. Do not share this medicine with others.

Do not take this medicine with any of the following medications:
-apomorphine
-certain medicines for fungal infections like fluconazole, itraconazole, ketoconazole, posaconazole, voriconazole
-cisapride
-dofetilide
-dronedarone
-pimozide
-thioridazine
-ziprasidone
This medicine may also interact with the following medications:
-carbamazepine
-certain medicines for depression, anxiety, or psychotic disturbances
-fentanyl
-linezolid
-MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate
-methylene blue (injected into a vein)
-other medicines that prolong the QT interval (cause an abnormal heart rhythm)
-phenytoin
-rifampicin
-tramadol

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

Side effects that you should report to your doctor or health care professional as soon as possible:
-allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
-breathing problems
-confusion
-dizziness
-fast or irregular heartbeat
-feeling faint or lightheaded, falls
-fever and chills
-loss of balance or coordination
-seizures
-sweating
-swelling of the hands and feet
-tightness in the chest
-tremors
-unusually weak or tired
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
-constipation or diarrhea
-headache

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.